package com.company.pdd;

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class Main1 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        Map<Integer,Integer> map = new HashMap<>();
/*        List<> list = new LinkedList<>();*/

        map.get(1);
        map.put(1,1);
        sc.close();
    }
}
